/* ============================================================
   LAYOUT — Shell, header, grid desktop/tablet/mobile
============================================================ */

/* ── App shell ── */
#app {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

/* ── Header global ── */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  position: relative;
  z-index: 10;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  cursor: pointer;
  transform-style: preserve-3d;
  transition: transform 0.08s linear;
  will-change: transform;
}

.logo img {
  height: 36px;
  width: auto;
  display: block;
  object-fit: contain;
}

.header-pill {
  background: rgba(255, 255, 255, 0.70);
  border: 1px solid rgba(45, 204, 211, 0.30);
  color: var(--navy);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 5px 14px;
  border-radius: 20px;
  backdrop-filter: blur(10px);
}

/* ── Contenedor mobile (default) ── */
.portal {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 440px;
  margin: 0 auto;
  padding: 0 16px 80px;
  flex: 1;
}

/* ── Vistas — ocultar por defecto en todos los tamaños ── */
.view {
  display: none;
}

.view.active {
  display: block;
  animation: fadeUp 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* ── TABLET: 768px ── */
@media (min-width: 768px) {
  .header {
    padding: 20px 40px;
  }

  .logo img {
    height: 40px;
  }

  .portal {
    max-width: 560px;
    padding: 0 24px 80px;
  }
}

/* ── DESKTOP: 1024px ── */
@media (min-width: 1024px) {
  #app {
    display: grid;
    grid-template-rows: auto 1fr;
    min-height: 100dvh;
  }

  .header {
    padding: 24px 60px;
    grid-column: 1 / -1;
  }

  /* En desktop el portal se convierte en grid de 2 columnas */
  .portal {
    max-width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr;
    gap: 0;
    padding: 0;
    align-items: stretch;
  }


  /* Columna izquierda — panel visual */
  .desktop-left {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px 48px 60px;
    background: linear-gradient(160deg, rgba(0, 84, 121, 0.06) 0%, rgba(45, 204, 211, 0.04) 100%);
    border-right: 1px solid rgba(45, 204, 211, 0.12);
    min-height: calc(100dvh - 84px);
    position: relative;
    overflow: hidden;
  }

  /* Decoración fondo columna izquierda */
  .desktop-left::before {
    content: '';
    position: absolute;
    bottom: -120px;
    right: -120px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    border: 1px solid rgba(45, 204, 211, 0.10);
    pointer-events: none;
  }

  .desktop-left::after {
    content: '';
    position: absolute;
    top: -80px;
    left: -80px;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    border: 1px solid rgba(0, 84, 121, 0.06);
    pointer-events: none;
  }

  /* Columna derecha — panel funcional */
  .desktop-right {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px 48px 60px;
    overflow-y: auto;
    min-height: calc(100dvh - 84px);
  }

  .desktop-right>* {
    width: 100%;
    max-width: 400px;
  }

  /* En desktop los views ocupan su columna */
  .view {
    display: none;
  }

  .view.active {
    display: flex;
    flex-direction: column;
    width: 100%;
  }

  /* Vista entrada — ocupa las 2 columnas en desktop */
  #v-enter.active {
    display: grid;
    grid-column: 1 / -1;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: calc(100dvh - 84px);
  }

  /* Vista tarjetas — split izquierda/derecha */
  #v-azul.active,
  #v-blanca.active {
    display: grid;
    grid-column: 1 / -1;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: calc(100dvh - 84px);
  }

  /* Referido y error — columna única centrada */
  #v-referido.active,
  #v-error.active {
    grid-column: 1 / -1;
    max-width: 560px;
    margin: 0 auto;
    padding: 48px 24px;
  }
}

/* ── WIDE: 1280px ── */
@media (min-width: 1280px) {
  .header {
    padding: 24px 80px;
  }

  .desktop-left,
  .desktop-right {
    padding: 48px 80px 72px;
  }

  .desktop-right>* {
    max-width: 440px;
  }
}